Home / 2,490,542.24-3,731,308.02-1,143,831.38

Finding the Fourth Proportional to 2,490,542.24, 3,731,308.02 and 1,143,831.38

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Solution

The fourth proportional to 2,490,542.24, 3,731,308.02 and 1,143,831.38 is: 1,713,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,542.24 : 3,731,308.02 = 1,143,831.38 : x
  2. Step 2: Convert to fraction form
    2,490,542.24/3,731,308.02 = 1,143,831.38/x
  3. Step 3: Cross multiply
    2,490,542.24x = 3,731,308.02 × 1,143,831.38
  4. Step 4: Simplify right side
    2,490,542.24x = 4,267,987,201,721.67
  5. Step 5: Solve for x
    x = 4,267,987,201,721.67/2,490,542.24
  6. Step 6: Final answer
    x = 1,713,677.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.